// import 'package:test/test.dart';

// import 'package:flutter_platform_widgets/flutter_platform_widgets.dart';

// void main() {
//   test('adds one to input values', () {
//     final calculator = new Calculator();
//     expect(calculator.addOne(2), 3);
//     expect(calculator.addOne(-7), -6);
//     expect(calculator.addOne(0), 1);
//     expect(() => calculator.addOne(null), throwsNoSuchMethodError);
//   });
// }
// å
